94102901442225 has 81 divisors (see below), whose sum is σ = 182515039764993. Its totient is φ = 46326650984640.

The previous prime is 94102901442197. The next prime is 94102901442241. The reversal of 94102901442225 is 52224410920149.

The square root of 94102901442225 is 9700665.

It is a perfect power (a square), and thus also a powerful number.

94102901442225 is a `hidden beast` number, since 9 + 4 + 102 + 90 + 14 + 422 + 25 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 24255162052209 + 69847739390016 = 4924953^2 + 8357496^2 .

It is not a de Polignac number, because 94102901442225 - 2³⁹ = 93553145628337 is a prime.

It is a super-2 number, since 2×94102901442225² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 1891604802 + ... + 1891654548.

Almost surely, 2^{94102901442225} is an apocalyptic number.

94102901442225 is the 9700665-th square number.

94102901442225 is the 4850333-rd centered octagonal number.

It is an amenable number.

94102901442225 is a deficient number, since it is larger than the sum of its proper divisors (88412138322768).

94102901442225 is an frugal number, since it uses more digits than its factorization.

94102901442225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99536 (or 49768 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

The spelling of 94102901442225 in words is "ninety-four trillion, one hundred two billion, nine hundred one million, four hundred forty-two thousand, two hundred twenty-five".